# coding = utf-8

import random

print(random.choice("choice"))
print(random.choice([1, 2, 3]))
print(random.choice([[1, 2, 3], [2, 3], [3, 1]]))
# 洗牌功能

items = [1, 2, 3, 4, 5]
print(items)
random.shuffle(items)
print(items)


zhensui = ""
for i in range(6):
    suiji = random.randrange(0, 6)
    if suiji == i:
        tmp = chr(random.randint(65, 90))
    else:
        tmp = random.randint(0, 9)
    zhensui += str(tmp)

print(zhensui)






